Sunday February 25th 2018

Posts Tagged ‘chemistry’

Burning to learn

Burning to learn

  In central California’s Yosemite National Park, it doesn’t take much to set the forest on fire. A discarded cigarette. A match. Or, as is often the case, a bolt of lightning. On July 31, 2011, thunder boomed as a severe storm pelted the park. The lightning struck [Read More]

The smell of old people

The smell of old people

When most people talk about “old people smell,” they’re complaining about something unpleasant. But in a new study, scientists report that the scent of the elderly isn’t that bad. In fact, it’s rather pleasant, at least compared to the intense odor of a [Read More]

Meat from scratch

Meat from scratch

  If all goes according to Mark Post’s plan, he will appear on television in October and devour a hamburger that costs about twice as much as most houses do in the United States. Yes, as Charlotte the spider might have written, that’s some burger. “It’s not [Read More]

Self-cleaning clothes

Self-cleaning clothes

Cleaning clothes usually requires soap and water to remove stains and smells, and a tumble in the dryer or an afternoon on the clothesline to dry. The time and energy needed to turn a heap of dirty laundry into a pile of clean clothes might make people wish for clothes that [Read More]

Drugs with Bad Vibes

Drugs with Bad Vibes

  Question: Which has the biggest impact on global warming: A coal-fired power plant, 1,000,000 cars, or the global total of inhaled anesthetics – those dreamy drugs that knock you out for surgery? This show from the Loh Down on Science has the answer. It aired [Read More]

Sea Changes

Sea Changes

Every day, the ocean absorbs about 22 million tons of carbon dioxide, which is about the weight of 15 million hybrid automobiles. Just as you can’t see the carbon dioxide that comes out of your own body each time you exhale, you can’t see the gas as it dissolves into [Read More]

Latest Topics

Targeting brain cancer

Targeting brain cancer

Seven years after her brain cancer diagnosis, Liz Salmi decided she wanted to know more about the makeup of the tumor [Read More]

How to stop phone apps from spying on you

How to stop phone apps from spying on you

Many smartphone apps don’t cost anything to download and use. But don’t be fooled: There’s still a [Read More]

Everything Worth Knowing About Virtual Reality

Everything Worth Knowing About Virtual Reality

 Forget reality: In virtual reality, you can be whomever and wherever you want. VR makes the unreal real, using [Read More]

Researchers find history in the diagrams of Euclid’s Elements

Researchers find history in the diagrams of Euclid’s Elements

The fourth book of Euclid’s Elements, a 2,300-year-old geometry text, includes directions for constructing a [Read More]

Fighting Fire with Fire

Fighting Fire with Fire

Robert Kremens fights fire with fire. No, really – that’s his job. Kremens sets fires in a host of locations across [Read More]

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